[Richtek]

General Description
The RT9168/A is a 200mA/500mA low dropout and micropower regulator suitable for portable applications. The output voltages range from 1.5V to 5.0V in 100mV increments and 2% accuracy. The RT9168/A is designed for use with very low ESR capacitors. The output remains stable even with a 1μF ceramic output capacitor.

FEATUREs
• Stable with Low-ESR Output Capacitor
• Low Dropout Voltage (220mV at 200mA)
• Low Operation Current −80μA Typical
• Shutdown Function
• Low Temperature Coefficient
• Current and Thermal Limiting
• Custom Voltage Available
• SOT-23-5 and SOP-8 Packages
• RoHS Compliant and 100% Lead (Pb)-Free

APPLICATIONs
• Cellular Telephones
• Laptop, Notebook, and Palmtop Computers
• Battery-powered Equipment
• Hand-held Equipment